Heat exchanger cassette



FIG. 1 is a front perspective view of heat exchanger cassette having a pattern of intersecting waves.

FIG. 2 is a rear perspective view of the heat exchanger cassette of FIG. 1.

FIG. 3 is a front view of the heat exchanger cassette of FIG. 1.

FIG. 4 is a left side view of the heat exchanger cassette of FIG. 1.

FIG. 5 is a right side view of the heat exchanger cassette of FIG. 1.

FIG. 6 is a rear view of the heat exchanger cassette of FIG. 1.

FIG. 7 is a top side view of the heat exchanger cassette of FIG. 1; and,

FIG. 8 is a bottom side view of the heat exchanger cassette of FIG. 1. 

CLAIM The ornamental design for a heat exchanger cassette, as shown and described. 